Unformatted text preview: muscles by associated connective tissue. Membrane Potentials • Cell membranes have a relative positive charge on the outside and a relative negative charge inside. • Action potentials are a brief reversal of the membrane charge. Nerve Supply • Motor neurons carry action potentials to skeletal muscles, where the neuron and muscle fibers form neuromuscular junctions. • Neurons release acetylcholine, which binds to receptors on muscle cell membranes, stimulates an action potential in the muscle cell, and causes the muscle to contract. ....
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This note was uploaded on 12/04/2011 for the course ANTHRO 2000 taught by Professor Monicaoyola during the Fall '10 term at Broward College.
- Fall '10